Matching (9) Match items in column A to column B

Column a Column b
1.
A.
Asthenosphere
2.
B.
Lithosphere
3.
C.
Dense
4.
D.
Convection
5.
E.
Outer Core
6.
F.
Mantle
7.
G.
Inner Core
8.
H.
Crust
9.
I.
Core